diff --git a/examples/sites/demos/apis/form.js b/examples/sites/demos/apis/form.js
index 56d4cddbf..0bb72ce0c 100644
--- a/examples/sites/demos/apis/form.js
+++ b/examples/sites/demos/apis/form.js
@@ -385,6 +385,17 @@ export default {
           mode: ['pc'],
           pcDemo: ''
         },
+        {
+          name: 'extra',
+          type: 'string',
+          defaultValue: '',
+          desc: {
+            'zh-CN': '表单项额外提示',
+            'en-US': 'Form item extra tip'
+          },
+          mode: ['pc'],
+          pcDemo: 'extra-tip'
+        },
         {
           name: 'inline-message',
           type: 'boolean',
@@ -581,6 +592,16 @@ export default {
           },
           mode: ['pc'],
           pcDemo: 'slot-label'
+        },
+        {
+          name: 'error',
+          defaultValue: '',
+          desc: {
+            'zh-CN': '错误提示内容',
+            'en-US': 'Error content'
+          },
+          mode: ['pc'],
+          pcDemo: 'error-label'
         }
       ]
     }
diff --git a/examples/sites/demos/pc/app/form/error-slot-composition-api.vue b/examples/sites/demos/pc/app/form/error-slot-composition-api.vue
new file mode 100644
index 000000000..06cf6c5a2
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/error-slot-composition-api.vue
@@ -0,0 +1,62 @@
+<template>
+  <div class="demo-form">
+    <tiny-form ref="ruleFormRef" :model="createData" :rules="rules">
+      <tiny-form-item label="姓名" prop="name">
+        <tiny-input v-model="createData.name"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item label="年龄" prop="age">
+        <tiny-input v-model="createData.age"></tiny-input>
+        <template #error>
+          <span>错误提示内容插槽</span>
+        </template>
+      </tiny-form-item>
+      <tiny-form-item label="昵称" prop="nickname" validate-type="text">
+        <tiny-input v-model="createData.nickname"></tiny-input>
+        <template #error="message">
+          <span class="error-slot">{{ message }}</span>
+        </template>
+      </tiny-form-item>
+      <tiny-form-item>
+        <tiny-button type="primary" @click="validateField"> 校验 </tiny-button>
+      </tiny-form-item>
+    </tiny-form>
+  </div>
+</template>
+
+<script setup>
+import { ref } from 'vue'
+import { Form as TinyForm, FormItem as TinyFormItem, Input as TinyInput, Button as TinyButton } from '@opentiny/vue'
+
+const createData = ref({
+  name: '',
+  age: '',
+  nickname: ''
+})
+
+const rules = ref({
+  name: [
+    { required: true, message: '必填', trigger: 'blur' },
+    { min: 2, max: 11, message: '长度必须不小于2', trigger: ['change', 'blur'] }
+  ],
+  age: { required: true },
+  nickname: [
+    { required: true, message: '昵称必填' },
+    { min: 2, max: 11, message: '昵称长度必须不小于2切不大于11', trigger: ['change', 'blur'] }
+  ]
+})
+
+const ruleFormRef = ref()
+
+function validateField() {
+  ruleFormRef.value.validate(() => {})
+}
+</script>
+
+<style scoped>
+.demo-form {
+  width: 380px;
+}
+.error-slot {
+  color: #ffd0a6;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/form/error-slot.spec.ts b/examples/sites/demos/pc/app/form/error-slot.spec.ts
new file mode 100644
index 000000000..3853d257f
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/error-slot.spec.ts
@@ -0,0 +1,15 @@
+import { test, expect } from '@playwright/test'
+
+test('错误提示插槽', async ({ page }) => {
+  page.on('pageerror', (exception) => expect(exception).toBeNull())
+  await page.goto('form#error-slot')
+
+  const demo = page.locator('#error-slot')
+  const getTooltipByText = (text: string) => page.locator('.tiny-tooltip').getByText(text)
+  const validBtn = demo.getByRole('button', { name: '校验' }).first()
+
+  await validBtn.click()
+  await expect(getTooltipByText('必填')).toBeVisible()
+  await expect(getTooltipByText('错误提示内容插槽')).toBeVisible()
+  await expect(page.locator('.error-slot')).toBeVisible()
+})
diff --git a/examples/sites/demos/pc/app/form/error-slot.vue b/examples/sites/demos/pc/app/form/error-slot.vue
new file mode 100644
index 000000000..cfe99a48f
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/error-slot.vue
@@ -0,0 +1,71 @@
+<template>
+  <div class="demo-form">
+    <tiny-form ref="ruleFormRef" :model="createData" :rules="rules">
+      <tiny-form-item label="姓名" prop="name">
+        <tiny-input v-model="createData.name"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item label="年龄" prop="age">
+        <tiny-input v-model="createData.age"></tiny-input>
+        <template #error>
+          <span>错误提示内容插槽</span>
+        </template>
+      </tiny-form-item>
+      <tiny-form-item label="昵称" prop="nickname" validate-type="text">
+        <tiny-input v-model="createData.nickname"></tiny-input>
+        <template #error="message">
+          <span class="error-slot">{{ message }}</span>
+        </template>
+      </tiny-form-item>
+      <tiny-form-item>
+        <tiny-button type="primary" @click="validateField"> 校验 </tiny-button>
+      </tiny-form-item>
+    </tiny-form>
+  </div>
+</template>
+
+<script>
+import { Form, FormItem, Input, Button } from '@opentiny/vue'
+
+export default {
+  components: {
+    TinyForm: Form,
+    TinyFormItem: FormItem,
+    TinyInput: Input,
+    TinyButton: Button
+  },
+  data() {
+    return {
+      createData: {
+        name: '',
+        age: '',
+        nickname: ''
+      },
+      rules: {
+        name: [
+          { required: true, message: '必填', trigger: 'blur' },
+          { min: 2, max: 11, message: '长度必须不小于2', trigger: ['change', 'blur'] }
+        ],
+        age: { required: true },
+        nickname: [
+          { required: true, message: '昵称必填' },
+          { min: 2, max: 11, message: '昵称长度必须不小于2切不大于11', trigger: ['change', 'blur'] }
+        ]
+      }
+    }
+  },
+  methods: {
+    validateField() {
+      this.$refs.ruleFormRef.validate(() => {})
+    }
+  }
+}
+</script>
+
+<style scoped>
+.demo-form {
+  width: 380px;
+}
+.error-slot {
+  color: #ffd0a6;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/form/extra-tip-composition-api.vue b/examples/sites/demos/pc/app/form/extra-tip-composition-api.vue
new file mode 100644
index 000000000..1548f57a3
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/extra-tip-composition-api.vue
@@ -0,0 +1,48 @@
+<template>
+  <div class="demo-form">
+    <tiny-form ref="ruleFormRef" :model="createData" :rules="rules" validate-type="text">
+      <tiny-form-item label="姓名" prop="name" extra="需要填写真实姓名">
+        <tiny-input v-model="createData.name"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item label="年龄" prop="age" extra="需要填写真实年龄">
+        <tiny-input v-model="createData.age"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item>
+        <tiny-button type="primary" @click="submit"> 提交 </tiny-button>
+      </tiny-form-item>
+    </tiny-form>
+  </div>
+</template>
+
+<script setup>
+import { ref } from 'vue'
+import { Form as TinyForm, FormItem as TinyFormItem, Input as TinyInput, Button as TinyButton } from '@opentiny/vue'
+
+const createData = ref({
+  name: '',
+  age: ''
+})
+
+const rules = ref({
+  name: [
+    { required: true, message: '必填' },
+    { min: 2, max: 11, message: '长度必须不小于2' }
+  ],
+  age: { required: true }
+})
+
+const ruleFormRef = ref()
+
+function submit() {
+  ruleFormRef.value.validate(() => {})
+}
+</script>
+
+<style scoped>
+.demo-form {
+  width: 380px;
+}
+.error-slot {
+  color: #ffd0a6;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/form/extra-tip.spec.ts b/examples/sites/demos/pc/app/form/extra-tip.spec.ts
new file mode 100644
index 000000000..fd3a570ab
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/extra-tip.spec.ts
@@ -0,0 +1,15 @@
+import { test, expect } from '@playwright/test'
+
+test('错误提示插槽', async ({ page }) => {
+  page.on('pageerror', (exception) => expect(exception).toBeNull())
+  await page.goto('form#extra-tip')
+
+  const demo = page.locator('#extra-tip')
+  const validBtn = demo.getByRole('button', { name: '提交' }).first()
+
+  await expect(demo.getByText('需要填写真实姓名')).toBeVisible()
+  await expect(demo.getByText('需要填写真实年龄')).toBeVisible()
+  await validBtn.click()
+  await expect(demo.getByText('需要填写真实姓名')).toBeVisible()
+  await expect(demo.getByText('需要填写真实年龄')).toBeVisible()
+})
diff --git a/examples/sites/demos/pc/app/form/extra-tip.vue b/examples/sites/demos/pc/app/form/extra-tip.vue
new file mode 100644
index 000000000..9e333af4d
--- /dev/null
+++ b/examples/sites/demos/pc/app/form/extra-tip.vue
@@ -0,0 +1,57 @@
+<template>
+  <div class="demo-form">
+    <tiny-form ref="ruleFormRef" :model="createData" :rules="rules" validate-type="text">
+      <tiny-form-item label="姓名" prop="name" extra="需要填写真实姓名">
+        <tiny-input v-model="createData.name"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item label="年龄" prop="age" extra="需要填写真实年龄">
+        <tiny-input v-model="createData.age"></tiny-input>
+      </tiny-form-item>
+      <tiny-form-item>
+        <tiny-button type="primary" @click="submit"> 提交 </tiny-button>
+      </tiny-form-item>
+    </tiny-form>
+  </div>
+</template>
+
+<script>
+import { Form, FormItem, Input, Button } from '@opentiny/vue'
+
+export default {
+  components: {
+    TinyForm: Form,
+    TinyFormItem: FormItem,
+    TinyInput: Input,
+    TinyButton: Button
+  },
+  data() {
+    return {
+      createData: {
+        name: '',
+        age: ''
+      },
+      rules: {
+        name: [
+          { required: true, message: '必填' },
+          { min: 2, max: 11, message: '长度必须不小于2' }
+        ],
+        age: { required: true }
+      }
+    }
+  },
+  methods: {
+    submit() {
+      this.$refs.ruleFormRef.validate(() => {})
+    }
+  }
+}
+</script>
+
+<style scoped>
+.demo-form {
+  width: 380px;
+}
+.error-slot {
+  color: #ffd0a6;
+}
+</style>
diff --git a/examples/sites/demos/pc/app/form/webdoc/form.js b/examples/sites/demos/pc/app/form/webdoc/form.js
index 1033a26cc..073d77f37 100644
--- a/examples/sites/demos/pc/app/form/webdoc/form.js
+++ b/examples/sites/demos/pc/app/form/webdoc/form.js
@@ -78,10 +78,16 @@ export default {
         'en-US': 'Form Validation/Clear Validation'
       },
       desc: {
-        'zh-CN':
-          '<p>通过 <code>rules</code> 设置校验规则，\n        调用 <code>clearValidate</code> 方法移除表单项的校验结果。传入待移除的表单项的 <code>prop</code> 属性或者 <code>prop</code> 组成的数组，如不传则移除整个表单的校验结果，\n        调用 <code>resetFields</code> 方法重置表单并移除校验结果。\n        </p>',
-        'en-US':
-          '<p>Includes common verification rules such as mandatory fields, date, time, URL, and email. Use <code>trigger</code> to configure the mode of triggering the validation rule. If <code>change</code> is used, the validation is triggered when the value in the text box changes. If <code>blur</code> is used, the validation is triggered after the focus is lost. \n          <br />\n          Use <code>clearValidate</code> method to clear the validation result. \n          </p>\n          '
+        'zh-CN': `<p>通过 <code>rules</code> 设置校验规则，
+          调用 <code>clearValidate</code> 方法移除表单项的校验结果。传入待移除的表单项的 <code>prop</code> 属性或者 <code>prop</code> 组成的数组，如不传则移除整个表单的校验结果，
+          调用 <code>resetFields</code> 方法重置表单并移除校验结果
+          </p>`,
+        'en-US': `<p>Includes common verification rules such as mandatory fields, date, time, URL, and email.
+        Use <code>trigger</code> to configure the mode of triggering the validation rule.
+        If <code>change</code> is used, the validation is triggered when the value in the text box changes.
+        If <code>blur</code> is used, the validation is triggered after the focus is lost. 
+        <br />
+        Use <code>clearValidate</code> method to clear the validation result.</p>`
       },
       codeFiles: ['form-validation.vue']
     },
@@ -284,6 +290,30 @@ export default {
       },
       codeFiles: ['popper-options.vue']
     },
+    {
+      demoId: 'error-slot',
+      name: {
+        'zh-CN': '错误提示插槽',
+        'en-US': 'Error content'
+      },
+      desc: {
+        'zh-CN': '<p>通过 <code>error</code> 插槽，自定义标签文本的内容。</p>',
+        'en-US': '<p>Use the <code>error</code> slot to customize the content of the label text. </p>'
+      },
+      codeFiles: ['error-slot.vue']
+    },
+    {
+      demoId: 'extra-tip',
+      name: {
+        'zh-CN': '额外提示信息',
+        'en-US': 'Extra tip'
+      },
+      desc: {
+        'zh-CN': '<p>通过 <code>extra</code> 配置额外提示信息。</p>',
+        'en-US': '<p>Configure additional prompt information through <code>extra</code>. </p>'
+      },
+      codeFiles: ['extra-tip.vue']
+    },
     {
       demoId: 'events',
       name: {
diff --git a/examples/sites/src/tools/useTheme.js b/examples/sites/src/tools/useTheme.js
index b1e098c59..442d320d4 100644
--- a/examples/sites/src/tools/useTheme.js
+++ b/examples/sites/src/tools/useTheme.js
@@ -64,7 +64,8 @@ const changeTheme = (themeKey) => {
   router.push({
     params: {
       theme: THEME_ROUTE_MAP[themeKey]
-    }
+    },
+    hash: router?.currentRoute.value.hash
   })
 }
 
diff --git a/packages/theme/src/form-item/index.less b/packages/theme/src/form-item/index.less
index a940dd40f..710d82a35 100644
--- a/packages/theme/src/form-item/index.less
+++ b/packages/theme/src/form-item/index.less
@@ -66,6 +66,13 @@
     width: 100%;
   }
 
+  .@{form-item-prefix-cls}__extra-tip {
+    line-height: var(--ti-form-item-extra-tip-line-height);
+    margin-top: var(--ti-form-item-extra-tip-margin-top);
+    color: var(--ti-form-item-extra-tip-font-color);
+    font-size: var(--ti-form-item-extra-tip-font-size);
+  }
+
   & & {
     margin-bottom: 0;
   }
diff --git a/packages/theme/src/form-item/vars.less b/packages/theme/src/form-item/vars.less
index 39e0eb127..26bcae670 100644
--- a/packages/theme/src/form-item/vars.less
+++ b/packages/theme/src/form-item/vars.less
@@ -55,4 +55,12 @@
   --ti-form-item-error-inline-margin-left: calc(var(--ti-common-space-base, 4px) * 2.5);
   // 表单校验块级错误消息上侧内边距
   --ti-form-item-error-block-padding-top: var(--ti-common-space-2x, 8px);
+  // 表单额外提示信息上侧外边距
+  --ti-form-item-extra-tip-margin-top: var(--ti-common-space-2x, 8px);
+  // 表单额外提示信息字体颜色
+  --ti-form-item-extra-tip-font-color: var(--ti-common-color-text-weaken, #8a8e99);
+  // 表单额外提示信息字体大小
+  --ti-form-item-extra-tip-font-size: var(--ti-common-font-size-1, 14px);
+  // 表单额外提示信息字体行高
+  --ti-form-item-extra-tip-line-height: var(--ti-common-line-height-number, 1.5);
 }
diff --git a/packages/vue/src/form-item/src/index.ts b/packages/vue/src/form-item/src/index.ts
index 52e9a616e..18d90ddec 100644
--- a/packages/vue/src/form-item/src/index.ts
+++ b/packages/vue/src/form-item/src/index.ts
@@ -58,7 +58,8 @@ export const formItemProps = {
   vertical: {
     type: Boolean,
     default: false
-  }
+  },
+  extra: String
 }
 
 export default defineComponent({
diff --git a/packages/vue/src/form-item/src/pc.vue b/packages/vue/src/form-item/src/pc.vue
index dcf1906d5..ba842595a 100644
--- a/packages/vue/src/form-item/src/pc.vue
+++ b/packages/vue/src/form-item/src/pc.vue
@@ -79,7 +79,8 @@ export default defineComponent({
     vertical: {
       type: Boolean,
       default: false
-    }
+    },
+    extra: String
   },
   setup(props, context) {
     return setup({ props, context, renderless, api }) as unknown as IFormItemApi
@@ -181,8 +182,8 @@ export default defineComponent({
         typeof this.appendToBody === 'boolean'
           ? this.appendToBody
           : typeof formAppendToBody === 'boolean'
-            ? formAppendToBody
-            : true
+          ? formAppendToBody
+          : true
       const validatePosition =
         this.validatePosition || (state.formInstance && state.formInstance.validatePosition) || 'top-end'
 
@@ -221,10 +222,17 @@ export default defineComponent({
             modelValue: isShowError ? state.canShowTip : false,
             zIndex: 'relative',
             renderContent() {
-              return [
-                validateIconNode,
-                <span class={`${classPrefix}form-item__validate-message`}>{state.validateMessage}</span>
-              ]
+              let tooltipContent
+              if (errorSlot) {
+                tooltipContent = [errorSlot]
+              } else {
+                tooltipContent = [
+                  validateIconNode,
+                  <span class={`${classPrefix}form-item__validate-message`}>{state.validateMessage}</span>
+                ]
+              }
+
+              return tooltipContent
             }
           },
           on: {
@@ -298,6 +306,19 @@ export default defineComponent({
           : null
       ]
     )
+
+    const ExtraTip = this.extra
+      ? h(
+          'div',
+          {
+            class: {
+              [`${classPrefix}form-item__extra-tip`]: true
+            }
+          },
+          this.extra
+        )
+      : null
+
     return h(
       'div',
       {
@@ -336,7 +357,8 @@ export default defineComponent({
                 }
               },
               [ErrorContent]
-            )
+            ),
+            isMobile ? null : ExtraTip
           ]
         )
       ]